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wireless: Use eth_<foo>_addr instead of memset
[deliverable/linux.git] / drivers / net / wireless / rtlwifi / core.c
CommitLineData
0c817338
LF		 1/******************************************************************************
2 *
a8d76066 3 * Copyright(c) 2009-2012 Realtek Corporation.
0c817338
LF		 4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
0c817338
LF		 14 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
16 *
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
21 *
22 * Larry Finger <Larry.Finger@lwfinger.net>
0baa0fd7 23 *
0c817338
LF		 24 *****************************************************************************/
25
26#include "wifi.h"
27#include "core.h"
28#include "cam.h"
29#include "base.h"
30#include "ps.h"
34ed780a 31#include "pwrseqcmd.h"
0c817338 32
f7953b2a
LF		 33#include "btcoexist/rtl_btc.h"
34#include <linux/firmware.h>
b0302aba 35#include <linux/export.h>
f7953b2a 36#include <net/cfg80211.h>
b0302aba 37
25b13dbc
LF		 38void rtl_addr_delay(u32 addr)
39{
40 if (addr == 0xfe)
41 mdelay(50);
42 else if (addr == 0xfd)
43 mdelay(5);
44 else if (addr == 0xfc)
45 mdelay(1);
46 else if (addr == 0xfb)
47 udelay(50);
48 else if (addr == 0xfa)
49 udelay(5);
50 else if (addr == 0xf9)
51 udelay(1);
52}
53EXPORT_SYMBOL(rtl_addr_delay);
54
55void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr,
56 u32 mask, u32 data)
57{
58 if (addr == 0xfe) {
59 mdelay(50);
60 } else if (addr == 0xfd) {
61 mdelay(5);
62 } else if (addr == 0xfc) {
63 mdelay(1);
64 } else if (addr == 0xfb) {
65 udelay(50);
66 } else if (addr == 0xfa) {
67 udelay(5);
68 } else if (addr == 0xf9) {
69 udelay(1);
70 } else {
71 rtl_set_rfreg(hw, rfpath, addr, mask, data);
72 udelay(1);
73 }
74}
75EXPORT_SYMBOL(rtl_rfreg_delay);
76
77void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data)
78{
79 if (addr == 0xfe) {
80 mdelay(50);
81 } else if (addr == 0xfd) {
82 mdelay(5);
83 } else if (addr == 0xfc) {
84 mdelay(1);
85 } else if (addr == 0xfb) {
86 udelay(50);
87 } else if (addr == 0xfa) {
88 udelay(5);
89 } else if (addr == 0xf9) {
90 udelay(1);
91 } else {
92 rtl_set_bbreg(hw, addr, MASKDWORD, data);
93 udelay(1);
94 }
95}
96EXPORT_SYMBOL(rtl_bb_delay);
97
fe89707f
TT		 98static void rtl_fw_do_work(const struct firmware *firmware, void *context,
99 bool is_wow)
b0302aba
LF		 100{
101 struct ieee80211_hw *hw = context;
102 struct rtl_priv *rtlpriv = rtl_priv(hw);
103 int err;
104
105 RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
f7953b2a 106 "Firmware callback routine entered!\n");
b0302aba
LF		 107 complete(&rtlpriv->firmware_loading_complete);
108 if (!firmware) {
62009b7f
LF		 109 if (rtlpriv->cfg->alt_fw_name) {
110 err = request_firmware(&firmware,
111 rtlpriv->cfg->alt_fw_name,
112 rtlpriv->io.dev);
113 pr_info("Loading alternative firmware %s\n",
114 rtlpriv->cfg->alt_fw_name);
115 if (!err)
116 goto found_alt;
117 }
b0302aba
LF		 118 pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name);
119 rtlpriv->max_fw_size = 0;
120 return;
121 }
62009b7f 122found_alt:
b0302aba
LF		 123 if (firmware->size > rtlpriv->max_fw_size) {
124 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
125 "Firmware is too big!\n");
126 release_firmware(firmware);
127 return;
128 }
fe89707f
TT		 129 if (!is_wow) {
130 memcpy(rtlpriv->rtlhal.pfirmware, firmware->data,
131 firmware->size);
132 rtlpriv->rtlhal.fwsize = firmware->size;
133 } else {
134 memcpy(rtlpriv->rtlhal.wowlan_firmware, firmware->data,
135 firmware->size);
136 rtlpriv->rtlhal.wowlan_fwsize = firmware->size;
137 }
b0302aba
LF		 138 rtlpriv->rtlhal.fwsize = firmware->size;
139 release_firmware(firmware);
b0302aba 140}
fe89707f
TT		 141
142void rtl_fw_cb(const struct firmware *firmware, void *context)
143{
144 rtl_fw_do_work(firmware, context, false);
145}
b0302aba
LF		 146EXPORT_SYMBOL(rtl_fw_cb);
147
fe89707f
TT		 148void rtl_wowlan_fw_cb(const struct firmware *firmware, void *context)
149{
150 rtl_fw_do_work(firmware, context, true);
151}
152EXPORT_SYMBOL(rtl_wowlan_fw_cb);
153
0c817338
LF		 154/*mutex for start & stop is must here. */
155static int rtl_op_start(struct ieee80211_hw *hw)
156{
f7953b2a 157 int err = 0;
0c817338
LF		 158 struct rtl_priv *rtlpriv = rtl_priv(hw);
159 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
160
161 if (!is_hal_stop(rtlhal))
162 return 0;
163 if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
164 return 0;
8a09d6d8 165 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338 166 err = rtlpriv->intf_ops->adapter_start(hw);
32473284
LF		 167 if (!err)
168 rtl_watch_dog_timer_callback((unsigned long)hw);
8a09d6d8 169 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 170 return err;
171}
172
173static void rtl_op_stop(struct ieee80211_hw *hw)
174{
175 struct rtl_priv *rtlpriv = rtl_priv(hw);
176 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
177 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
178 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
f7953b2a 179 bool support_remote_wakeup = false;
0c817338
LF		 180
181 if (is_hal_stop(rtlhal))
182 return;
183
f7953b2a
LF		 184 rtlpriv->cfg->ops->get_hw_reg(hw, HAL_DEF_WOWLAN,
185 (u8 *)(&support_remote_wakeup));
26634c4b
LF		 186 /* here is must, because adhoc do stop and start,
187 * but stop with RFOFF may cause something wrong,
188 * like adhoc TP
189 */
f7953b2a 190 if (unlikely(ppsc->rfpwr_state == ERFOFF))
0c817338 191 rtl_ips_nic_on(hw);
0c817338 192
8a09d6d8 193 mutex_lock(&rtlpriv->locks.conf_mutex);
f7953b2a
LF		 194 /* if wowlan supported, DON'T clear connected info */
195 if (!(support_remote_wakeup &&
196 rtlhal->enter_pnp_sleep)) {
197 mac->link_state = MAC80211_NOLINK;
93803b33 198 eth_zero_addr(mac->bssid);
f7953b2a 199 mac->vendor = PEER_UNKNOWN;
0c817338 200
f7953b2a
LF		 201 /* reset sec info */
202 rtl_cam_reset_sec_info(hw);
0c817338 203
f7953b2a
LF		 204 rtl_deinit_deferred_work(hw);
205 }
0c817338
LF		 206 rtlpriv->intf_ops->adapter_stop(hw);
207
8a09d6d8 208 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 209}
210
36323f81
TH		 211static void rtl_op_tx(struct ieee80211_hw *hw,
212 struct ieee80211_tx_control *control,
213 struct sk_buff *skb)
0c817338
LF		 214{
215 struct rtl_priv *rtlpriv = rtl_priv(hw);
216 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
217 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
0baa0fd7
C		 218 struct rtl_tcb_desc tcb_desc;
219 memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
0c817338
LF		 220
221 if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON))
222 goto err_free;
223
224 if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
225 goto err_free;
226
36323f81
TH		 227 if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb))
228 rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc);
7bb45683 229 return;
0c817338
LF		 230
231err_free:
232 dev_kfree_skb_any(skb);
0c817338
LF		 233}
234
235static int rtl_op_add_interface(struct ieee80211_hw *hw,
236 struct ieee80211_vif *vif)
237{
238 struct rtl_priv *rtlpriv = rtl_priv(hw);
239 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
240 int err = 0;
241
242 if (mac->vif) {
243 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
f30d7507 244 "vif has been set!! mac->vif = 0x%p\n", mac->vif);
0c817338
LF		 245 return -EOPNOTSUPP;
246 }
247
f7953b2a
LF		 248 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
249
0c817338
LF		 250 rtl_ips_nic_on(hw);
251
8a09d6d8 252 mutex_lock(&rtlpriv->locks.conf_mutex);
26634c4b
LF		 253 switch (ieee80211_vif_type_p2p(vif)) {
254 case NL80211_IFTYPE_P2P_CLIENT:
255 mac->p2p = P2P_ROLE_CLIENT;
256 /*fall through*/
0c817338
LF		 257 case NL80211_IFTYPE_STATION:
258 if (mac->beacon_enabled == 1) {
259 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 260 "NL80211_IFTYPE_STATION\n");
0c817338
LF		 261 mac->beacon_enabled = 0;
262 rtlpriv->cfg->ops->update_interrupt_mask(hw, 0,
f7953b2a 263 rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]);
0c817338
LF		 264 }
265 break;
266 case NL80211_IFTYPE_ADHOC:
267 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 268 "NL80211_IFTYPE_ADHOC\n");
0c817338
LF		 269
270 mac->link_state = MAC80211_LINKED;
271 rtlpriv->cfg->ops->set_bcn_reg(hw);
0baa0fd7
C		 272 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G)
273 mac->basic_rates = 0xfff;
274 else
275 mac->basic_rates = 0xff0;
276 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
f7953b2a 277 (u8 *)(&mac->basic_rates));
0baa0fd7 278
0c817338 279 break;
26634c4b
LF		 280 case NL80211_IFTYPE_P2P_GO:
281 mac->p2p = P2P_ROLE_GO;
282 /*fall through*/
0c817338
LF		 283 case NL80211_IFTYPE_AP:
284 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 285 "NL80211_IFTYPE_AP\n");
0baa0fd7
C		 286
287 mac->link_state = MAC80211_LINKED;
288 rtlpriv->cfg->ops->set_bcn_reg(hw);
289 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G)
290 mac->basic_rates = 0xfff;
291 else
292 mac->basic_rates = 0xff0;
293 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
f7953b2a 294 (u8 *)(&mac->basic_rates));
0c817338 295 break;
26634c4b
LF		 296 case NL80211_IFTYPE_MESH_POINT:
297 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
298 "NL80211_IFTYPE_MESH_POINT\n");
299
300 mac->link_state = MAC80211_LINKED;
301 rtlpriv->cfg->ops->set_bcn_reg(hw);
302 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G)
303 mac->basic_rates = 0xfff;
304 else
305 mac->basic_rates = 0xff0;
306 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
307 (u8 *)(&mac->basic_rates));
308 break;
0c817338
LF		 309 default:
310 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
f7953b2a 311 "operation mode %d is not support!\n", vif->type);
0c817338
LF		 312 err = -EOPNOTSUPP;
313 goto out;
314 }
315
26634c4b
LF		 316 if (mac->p2p) {
317 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
318 "p2p role %x\n", vif->type);
319 mac->basic_rates = 0xff0;/*disable cck rate for p2p*/
320 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
321 (u8 *)(&mac->basic_rates));
322 }
0c817338
LF		 323 mac->vif = vif;
324 mac->opmode = vif->type;
325 rtlpriv->cfg->ops->set_network_type(hw, vif->type);
326 memcpy(mac->mac_addr, vif->addr, ETH_ALEN);
327 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr);
328
329out:
8a09d6d8 330 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 331 return err;
332}
333
334static void rtl_op_remove_interface(struct ieee80211_hw *hw,
335 struct ieee80211_vif *vif)
336{
337 struct rtl_priv *rtlpriv = rtl_priv(hw);
338 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
339
8a09d6d8 340 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 341
342 /* Free beacon resources */
26634c4b
LF		 343 if ((vif->type == NL80211_IFTYPE_AP) ||
344 (vif->type == NL80211_IFTYPE_ADHOC) ||
345 (vif->type == NL80211_IFTYPE_MESH_POINT)) {
0c817338
LF		 346 if (mac->beacon_enabled == 1) {
347 mac->beacon_enabled = 0;
348 rtlpriv->cfg->ops->update_interrupt_mask(hw, 0,
f7953b2a 349 rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]);
0c817338
LF		 350 }
351 }
352
353 /*
354 *Note: We assume NL80211_IFTYPE_UNSPECIFIED as
355 *NO LINK for our hardware.
356 */
26634c4b 357 mac->p2p = 0;
0c817338
LF		 358 mac->vif = NULL;
359 mac->link_state = MAC80211_NOLINK;
93803b33 360 eth_zero_addr(mac->bssid);
0baa0fd7 361 mac->vendor = PEER_UNKNOWN;
0c817338
LF		 362 mac->opmode = NL80211_IFTYPE_UNSPECIFIED;
363 rtlpriv->cfg->ops->set_network_type(hw, mac->opmode);
f7953b2a 364
8a09d6d8 365 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338 366}
26634c4b 367static int rtl_op_change_interface(struct ieee80211_hw *hw,
f7953b2a
LF		 368 struct ieee80211_vif *vif,
369 enum nl80211_iftype new_type, bool p2p)
26634c4b
LF		 370{
371 struct rtl_priv *rtlpriv = rtl_priv(hw);
372 int ret;
373 rtl_op_remove_interface(hw, vif);
374
375 vif->type = new_type;
376 vif->p2p = p2p;
377 ret = rtl_op_add_interface(hw, vif);
378 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 379 "p2p %x\n", p2p);
26634c4b
LF		 380 return ret;
381}
382
f7953b2a
LF		 383#ifdef CONFIG_PM
384static u16 crc16_ccitt(u8 data, u16 crc)
385{
386 u8 shift_in, data_bit, crc_bit11, crc_bit4, crc_bit15;
387 u8 i;
388 u16 result;
389
390 for (i = 0; i < 8; i++) {
391 crc_bit15 = ((crc & BIT(15)) ? 1 : 0);
392 data_bit = (data & (BIT(0) << i) ? 1 : 0);
393 shift_in = crc_bit15 ^ data_bit;
394
395 result = crc << 1;
396 if (shift_in == 0)
397 result &= (~BIT(0));
398 else
399 result |= BIT(0);
400
401 crc_bit11 = ((crc & BIT(11)) ? 1 : 0) ^ shift_in;
402 if (crc_bit11 == 0)
403 result &= (~BIT(12));
404 else
405 result |= BIT(12);
406
407 crc_bit4 = ((crc & BIT(4)) ? 1 : 0) ^ shift_in;
408 if (crc_bit4 == 0)
409 result &= (~BIT(5));
410 else
411 result |= BIT(5);
412
413 crc = result;
414 }
415
416 return crc;
417}
418
419static u16 _calculate_wol_pattern_crc(u8 *pattern, u16 len)
420{
421 u16 crc = 0xffff;
422 u32 i;
423
424 for (i = 0; i < len; i++)
425 crc = crc16_ccitt(pattern[i], crc);
426
427 crc = ~crc;
428
429 return crc;
430}
431
432static void _rtl_add_wowlan_patterns(struct ieee80211_hw *hw,
433 struct cfg80211_wowlan *wow)
434{
435 struct rtl_priv *rtlpriv = rtl_priv(hw);
436 struct rtl_mac *mac = &rtlpriv->mac80211;
437 struct cfg80211_pkt_pattern *patterns = wow->patterns;
438 struct rtl_wow_pattern rtl_pattern;
439 const u8 *pattern_os, *mask_os;
440 u8 mask[MAX_WOL_BIT_MASK_SIZE] = {0};
441 u8 content[MAX_WOL_PATTERN_SIZE] = {0};
442 u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
443 u8 multicast_addr1[2] = {0x33, 0x33};
444 u8 multicast_addr2[3] = {0x01, 0x00, 0x5e};
445 u8 i, mask_len;
446 u16 j, len;
447
448 for (i = 0; i < wow->n_patterns; i++) {
449 memset(&rtl_pattern, 0, sizeof(struct rtl_wow_pattern));
450 memset(mask, 0, MAX_WOL_BIT_MASK_SIZE);
451 if (patterns[i].pattern_len > MAX_WOL_PATTERN_SIZE) {
452 RT_TRACE(rtlpriv, COMP_POWER, DBG_WARNING,
453 "Pattern[%d] is too long\n", i);
454 continue;
455 }
456 pattern_os = patterns[i].pattern;
457 mask_len = DIV_ROUND_UP(patterns[i].pattern_len, 8);
458 mask_os = patterns[i].mask;
459 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
460 "pattern content\n", pattern_os,
461 patterns[i].pattern_len);
462 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
463 "mask content\n", mask_os, mask_len);
464 /* 1. unicast? multicast? or broadcast? */
465 if (memcmp(pattern_os, broadcast_addr, 6) == 0)
466 rtl_pattern.type = BROADCAST_PATTERN;
467 else if (memcmp(pattern_os, multicast_addr1, 2) == 0 ||
468 memcmp(pattern_os, multicast_addr2, 3) == 0)
469 rtl_pattern.type = MULTICAST_PATTERN;
470 else if (memcmp(pattern_os, mac->mac_addr, 6) == 0)
471 rtl_pattern.type = UNICAST_PATTERN;
472 else
473 rtl_pattern.type = UNKNOWN_TYPE;
474
475 /* 2. translate mask_from_os to mask_for_hw */
476
477/******************************************************************************
478 * pattern from OS uses 'ethenet frame', like this:
479
480 | 6 | 6 | 2 | 20 | Variable | 4 |
481 |--------+--------+------+-----------+------------+-----|
482 | 802.3 Mac Header | IP Header | TCP Packet | FCS |
483 | DA | SA | Type |
484
485 * BUT, packet catched by our HW is in '802.11 frame', begin from LLC,
486
487 | 24 or 30 | 6 | 2 | 20 | Variable | 4 |
488 |-------------------+--------+------+-----------+------------+-----|
489 | 802.11 MAC Header | LLC | IP Header | TCP Packet | FCS |
490 | Others | Tpye |
491
492 * Therefore, we need translate mask_from_OS to mask_to_hw.
493 * We should left-shift mask by 6 bits, then set the new bit[0~5] = 0,
494 * because new mask[0~5] means 'SA', but our HW packet begins from LLC,
495 * bit[0~5] corresponds to first 6 Bytes in LLC, they just don't match.
496 ******************************************************************************/
497
498 /* Shift 6 bits */
499 for (j = 0; j < mask_len - 1; j++) {
500 mask[j] = mask_os[j] >> 6;
501 mask[j] |= (mask_os[j + 1] & 0x3F) << 2;
502 }
503 mask[j] = (mask_os[j] >> 6) & 0x3F;
504 /* Set bit 0-5 to zero */
505 mask[0] &= 0xC0;
506
507 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
508 "mask to hw\n", mask, mask_len);
509 for (j = 0; j < (MAX_WOL_BIT_MASK_SIZE + 1) / 4; j++) {
510 rtl_pattern.mask[j] = mask[j * 4];
511 rtl_pattern.mask[j] |= (mask[j * 4 + 1] << 8);
512 rtl_pattern.mask[j] |= (mask[j * 4 + 2] << 16);
513 rtl_pattern.mask[j] |= (mask[j * 4 + 3] << 24);
514 }
515
516 /* To get the wake up pattern from the mask.
517 * We do not count first 12 bits which means
518 * DA[6] and SA[6] in the pattern to match HW design.
519 */
520 len = 0;
521 for (j = 12; j < patterns[i].pattern_len; j++) {
522 if ((mask_os[j / 8] >> (j % 8)) & 0x01) {
523 content[len] = pattern_os[j];
524 len++;
525 }
526 }
527
528 RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE,
529 "pattern to hw\n", content, len);
530 /* 3. calculate crc */
531 rtl_pattern.crc = _calculate_wol_pattern_crc(content, len);
532 RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
533 "CRC_Remainder = 0x%x", rtl_pattern.crc);
534
535 /* 4. write crc & mask_for_hw to hw */
536 rtlpriv->cfg->ops->add_wowlan_pattern(hw, &rtl_pattern, i);
537 }
538 rtl_write_byte(rtlpriv, 0x698, wow->n_patterns);
539}
540
541static int rtl_op_suspend(struct ieee80211_hw *hw,
542 struct cfg80211_wowlan *wow)
543{
544 struct rtl_priv *rtlpriv = rtl_priv(hw);
545 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
546 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
547 struct timeval ts;
548
549 RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n");
550 if (WARN_ON(!wow))
551 return -EINVAL;
552
553 /* to resolve s4 can not wake up*/
554 do_gettimeofday(&ts);
555 rtlhal->last_suspend_sec = ts.tv_sec;
556
557 if ((ppsc->wo_wlan_mode & WAKE_ON_PATTERN_MATCH) && wow->n_patterns)
558 _rtl_add_wowlan_patterns(hw, wow);
559
560 rtlhal->driver_is_goingto_unload = true;
561 rtlhal->enter_pnp_sleep = true;
562
563 rtl_lps_leave(hw);
564 rtl_op_stop(hw);
565 device_set_wakeup_enable(wiphy_dev(hw->wiphy), true);
566 return 0;
567}
568
569static int rtl_op_resume(struct ieee80211_hw *hw)
570{
571 struct rtl_priv *rtlpriv = rtl_priv(hw);
572 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
573 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
574 struct timeval ts;
575
576 RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n");
577 rtlhal->driver_is_goingto_unload = false;
578 rtlhal->enter_pnp_sleep = false;
579 rtlhal->wake_from_pnp_sleep = true;
580
581 /* to resovle s4 can not wake up*/
582 do_gettimeofday(&ts);
583 if (ts.tv_sec - rtlhal->last_suspend_sec < 5)
584 return -1;
585
586 rtl_op_start(hw);
587 device_set_wakeup_enable(wiphy_dev(hw->wiphy), false);
588 ieee80211_resume_disconnect(mac->vif);
589 rtlhal->wake_from_pnp_sleep = false;
590 return 0;
591}
592#endif
593
0c817338
LF		 594static int rtl_op_config(struct ieee80211_hw *hw, u32 changed)
595{
596 struct rtl_priv *rtlpriv = rtl_priv(hw);
597 struct rtl_phy *rtlphy = &(rtlpriv->phy);
598 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
599 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
600 struct ieee80211_conf *conf = &hw->conf;
601
26634c4b
LF		 602 if (mac->skip_scan)
603 return 1;
604
8a09d6d8 605 mutex_lock(&rtlpriv->locks.conf_mutex);
f7953b2a 606 if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { /* BIT(2)*/
0c817338 607 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 608 "IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n");
0c817338
LF		 609 }
610
611 /*For IPS */
612 if (changed & IEEE80211_CONF_CHANGE_IDLE) {
613 if (hw->conf.flags & IEEE80211_CONF_IDLE)
614 rtl_ips_nic_off(hw);
615 else
616 rtl_ips_nic_on(hw);
617 } else {
618 /*
619 *although rfoff may not cause by ips, but we will
620 *check the reason in set_rf_power_state function
621 */
622 if (unlikely(ppsc->rfpwr_state == ERFOFF))
623 rtl_ips_nic_on(hw);
624 }
625
626 /*For LPS */
627 if (changed & IEEE80211_CONF_CHANGE_PS) {
0baa0fd7
C		 628 cancel_delayed_work(&rtlpriv->works.ps_work);
629 cancel_delayed_work(&rtlpriv->works.ps_rfon_wq);
630 if (conf->flags & IEEE80211_CONF_PS) {
631 rtlpriv->psc.sw_ps_enabled = true;
632 /* sleep here is must, or we may recv the beacon and
633 * cause mac80211 into wrong ps state, this will cause
634 * power save nullfunc send fail, and further cause
635 * pkt loss, So sleep must quickly but not immediatly
636 * because that will cause nullfunc send by mac80211
637 * fail, and cause pkt loss, we have tested that 5mA
638 * is worked very well */
3eda95de 639 if (!rtlpriv->psc.multi_buffered)
0baa0fd7 640 queue_delayed_work(rtlpriv->works.rtl_wq,
f7953b2a
LF		 641 &rtlpriv->works.ps_work,
642 MSECS(5));
0baa0fd7
C		 643 } else {
644 rtl_swlps_rf_awake(hw);
645 rtlpriv->psc.sw_ps_enabled = false;
646 }
0c817338
LF		 647 }
648
649 if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) {
650 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507
JP		 651 "IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n",
652 hw->conf.long_frame_max_tx_count);
0c817338
LF		 653 mac->retry_long = hw->conf.long_frame_max_tx_count;
654 mac->retry_short = hw->conf.long_frame_max_tx_count;
655 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT,
f7953b2a 656 (u8 *)(&hw->conf.long_frame_max_tx_count));
0c817338
LF		 657 }
658
f7953b2a
LF		 659 if (changed & IEEE80211_CONF_CHANGE_CHANNEL &&
660 !rtlpriv->proximity.proxim_on) {
675a0b04 661 struct ieee80211_channel *channel = hw->conf.chandef.chan;
f7953b2a
LF		 662 enum nl80211_chan_width width = hw->conf.chandef.width;
663 enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
0c817338
LF		 664 u8 wide_chan = (u8) channel->hw_value;
665
f7953b2a
LF		 666 /* channel_type is for 20&40M */
667 if (width < NL80211_CHAN_WIDTH_80)
668 channel_type =
669 cfg80211_get_chandef_type(&hw->conf.chandef);
26634c4b
LF		 670 if (mac->act_scanning)
671 mac->n_channels++;
672
673 if (rtlpriv->dm.supp_phymode_switch &&
f7953b2a
LF		 674 mac->link_state < MAC80211_LINKED &&
675 !mac->act_scanning) {
26634c4b
LF		 676 if (rtlpriv->cfg->ops->chk_switch_dmdp)
677 rtlpriv->cfg->ops->chk_switch_dmdp(hw);
678 }
679
0c817338
LF		 680 /*
681 *because we should back channel to
682 *current_network.chan in in scanning,
683 *So if set_chan == current_network.chan
684 *we should set it.
685 *because mac80211 tell us wrong bw40
686 *info for cisco1253 bw20, so we modify
687 *it here based on UPPER & LOWER
688 */
f7953b2a
LF		 689
690 if (width >= NL80211_CHAN_WIDTH_80) {
691 if (width == NL80211_CHAN_WIDTH_80) {
692 u32 center = hw->conf.chandef.center_freq1;
693 u32 primary =
694 (u32)hw->conf.chandef.chan->center_freq;
695
696 rtlphy->current_chan_bw =
697 HT_CHANNEL_WIDTH_80;
698 mac->bw_80 = true;
699 mac->bw_40 = true;
700 if (center > primary) {
701 mac->cur_80_prime_sc =
702 PRIME_CHNL_OFFSET_LOWER;
703 if (center - primary == 10) {
704 mac->cur_40_prime_sc =
705 PRIME_CHNL_OFFSET_UPPER;
706
707 wide_chan += 2;
708 } else if (center - primary == 30) {
709 mac->cur_40_prime_sc =
710 PRIME_CHNL_OFFSET_LOWER;
711
712 wide_chan += 6;
713 }
714 } else {
715 mac->cur_80_prime_sc =
716 PRIME_CHNL_OFFSET_UPPER;
717 if (primary - center == 10) {
718 mac->cur_40_prime_sc =
719 PRIME_CHNL_OFFSET_LOWER;
720
721 wide_chan -= 2;
722 } else if (primary - center == 30) {
723 mac->cur_40_prime_sc =
724 PRIME_CHNL_OFFSET_UPPER;
725
726 wide_chan -= 6;
727 }
728 }
729 }
730 } else {
731 switch (channel_type) {
732 case NL80211_CHAN_HT20:
733 case NL80211_CHAN_NO_HT:
734 /* SC */
735 mac->cur_40_prime_sc =
736 PRIME_CHNL_OFFSET_DONT_CARE;
737 rtlphy->current_chan_bw =
738 HT_CHANNEL_WIDTH_20;
739 mac->bw_40 = false;
740 mac->bw_80 = false;
741 break;
742 case NL80211_CHAN_HT40MINUS:
743 /* SC */
744 mac->cur_40_prime_sc =
745 PRIME_CHNL_OFFSET_UPPER;
746 rtlphy->current_chan_bw =
747 HT_CHANNEL_WIDTH_20_40;
748 mac->bw_40 = true;
749 mac->bw_80 = false;
750
751 /*wide channel */
752 wide_chan -= 2;
753
754 break;
755 case NL80211_CHAN_HT40PLUS:
756 /* SC */
757 mac->cur_40_prime_sc =
758 PRIME_CHNL_OFFSET_LOWER;
759 rtlphy->current_chan_bw =
760 HT_CHANNEL_WIDTH_20_40;
761 mac->bw_40 = true;
762 mac->bw_80 = false;
763
764 /*wide channel */
765 wide_chan += 2;
766
767 break;
768 default:
769 mac->bw_40 = false;
770 mac->bw_80 = false;
771 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
772 "switch case not processed\n");
773 break;
774 }
0c817338
LF		 775 }
776
777 if (wide_chan <= 0)
778 wide_chan = 1;
0baa0fd7 779
f7953b2a 780 /* In scanning, when before we offchannel we may send a ps=1
26634c4b
LF		 781 * null to AP, and then we may send a ps = 0 null to AP quickly,
782 * but first null may have caused AP to put lots of packet to
783 * hw tx buffer. These packets must be tx'd before we go off
784 * channel so we must delay more time to let AP flush these
785 * packets before going offchannel, or dis-association or
786 * delete BA will be caused by AP
0baa0fd7 787 */
9c050440
MM		 788 if (rtlpriv->mac80211.offchan_delay) {
789 rtlpriv->mac80211.offchan_delay = false;
0baa0fd7
C		 790 mdelay(50);
791 }
f7953b2a 792
0c817338
LF		 793 rtlphy->current_channel = wide_chan;
794
0c817338 795 rtlpriv->cfg->ops->switch_channel(hw);
0baa0fd7 796 rtlpriv->cfg->ops->set_channel_access(hw);
f7953b2a 797 rtlpriv->cfg->ops->set_bw_mode(hw, channel_type);
0c817338
LF		 798 }
799
8a09d6d8 800 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 801
802 return 0;
803}
804
805static void rtl_op_configure_filter(struct ieee80211_hw *hw,
f7953b2a
LF		 806 unsigned int changed_flags,
807 unsigned int *new_flags, u64 multicast)
0c817338 808{
99958588 809 bool update_rcr = false;
0c817338
LF		 810 struct rtl_priv *rtlpriv = rtl_priv(hw);
811 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
812
813 *new_flags &= RTL_SUPPORTED_FILTERS;
f7953b2a 814 if (0 == changed_flags)
0c817338
LF		 815 return;
816
817 /*TODO: we disable broadcase now, so enable here */
818 if (changed_flags & FIF_ALLMULTI) {
819 if (*new_flags & FIF_ALLMULTI) {
f7953b2a 820 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] |
0c817338
LF		 821 rtlpriv->cfg->maps[MAC_RCR_AB];
822 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 823 "Enable receive multicast frame\n");
0c817338 824 } else {
f7953b2a 825 mac->rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] |
0c817338
LF		 826 rtlpriv->cfg->maps[MAC_RCR_AB]);
827 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 828 "Disable receive multicast frame\n");
0c817338 829 }
99958588 830 update_rcr = true;
0c817338
LF		 831 }
832
833 if (changed_flags & FIF_FCSFAIL) {
834 if (*new_flags & FIF_FCSFAIL) {
f7953b2a 835 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32];
0c817338 836 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 837 "Enable receive FCS error frame\n");
0c817338 838 } else {
f7953b2a 839 mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32];
0c817338 840 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 841 "Disable receive FCS error frame\n");
0c817338 842 }
99958588
LB		 843 if (!update_rcr)
844 update_rcr = true;
0c817338
LF		 845 }
846
f7953b2a
LF		 847 /* if ssid not set to hw don't check bssid
848 * here just used for linked scanning, & linked
849 * and nolink check bssid is set in set network_type
850 */
851 if ((changed_flags & FIF_BCN_PRBRESP_PROMISC) &&
852 (mac->link_state >= MAC80211_LINKED)) {
853 if (mac->opmode != NL80211_IFTYPE_AP &&
854 mac->opmode != NL80211_IFTYPE_MESH_POINT) {
855 if (*new_flags & FIF_BCN_PRBRESP_PROMISC)
856 rtlpriv->cfg->ops->set_chk_bssid(hw, false);
857 else
858 rtlpriv->cfg->ops->set_chk_bssid(hw, true);
99958588
LB		 859 if (update_rcr)
860 update_rcr = false;
f7953b2a
LF		 861 }
862 }
0c817338
LF		 863
864 if (changed_flags & FIF_CONTROL) {
865 if (*new_flags & FIF_CONTROL) {
f7953b2a 866 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF];
0c817338
LF		 867
868 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 869 "Enable receive control frame.\n");
0c817338 870 } else {
f7953b2a 871 mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF];
0c817338 872 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 873 "Disable receive control frame.\n");
0c817338 874 }
99958588
LB		 875 if (!update_rcr)
876 update_rcr = true;
0c817338
LF		 877 }
878
879 if (changed_flags & FIF_OTHER_BSS) {
880 if (*new_flags & FIF_OTHER_BSS) {
f7953b2a 881 mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP];
0c817338 882 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 883 "Enable receive other BSS's frame.\n");
0c817338 884 } else {
f7953b2a 885 mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP];
0c817338 886 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f7953b2a 887 "Disable receive other BSS's frame.\n");
0c817338 888 }
99958588
LB		 889 if (!update_rcr)
890 update_rcr = true;
0c817338 891 }
99958588
LB		 892
893 if (update_rcr)
894 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR,
895 (u8 *)(&mac->rx_conf));
0c817338 896}
0baa0fd7
C		 897static int rtl_op_sta_add(struct ieee80211_hw *hw,
898 struct ieee80211_vif *vif,
899 struct ieee80211_sta *sta)
900{
901 struct rtl_priv *rtlpriv = rtl_priv(hw);
902 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
26634c4b 903 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
0baa0fd7
C		 904 struct rtl_sta_info *sta_entry;
905
906 if (sta) {
f7953b2a 907 sta_entry = (struct rtl_sta_info *)sta->drv_priv;
26634c4b
LF		 908 spin_lock_bh(&rtlpriv->locks.entry_list_lock);
909 list_add_tail(&sta_entry->list, &rtlpriv->entry_list);
910 spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
0baa0fd7
C		 911 if (rtlhal->current_bandtype == BAND_ON_2_4G) {
912 sta_entry->wireless_mode = WIRELESS_MODE_G;
913 if (sta->supp_rates[0] <= 0xf)
914 sta_entry->wireless_mode = WIRELESS_MODE_B;
f7953b2a 915 if (sta->ht_cap.ht_supported)
0baa0fd7 916 sta_entry->wireless_mode = WIRELESS_MODE_N_24G;
26634c4b
LF		 917
918 if (vif->type == NL80211_IFTYPE_ADHOC)
919 sta_entry->wireless_mode = WIRELESS_MODE_G;
0baa0fd7
C		 920 } else if (rtlhal->current_bandtype == BAND_ON_5G) {
921 sta_entry->wireless_mode = WIRELESS_MODE_A;
f7953b2a
LF		 922 if (sta->ht_cap.ht_supported)
923 sta_entry->wireless_mode = WIRELESS_MODE_N_5G;
924 if (sta->vht_cap.vht_supported)
925 sta_entry->wireless_mode = WIRELESS_MODE_AC_5G;
0baa0fd7 926
26634c4b
LF		 927 if (vif->type == NL80211_IFTYPE_ADHOC)
928 sta_entry->wireless_mode = WIRELESS_MODE_A;
929 }
930 /*disable cck rate for p2p*/
931 if (mac->p2p)
932 sta->supp_rates[0] &= 0xfffffff0;
0c817338 933
26634c4b 934 memcpy(sta_entry->mac_addr, sta->addr, ETH_ALEN);
0baa0fd7 935 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f7953b2a 936 "Add sta addr is %pM\n", sta->addr);
0baa0fd7
C		 937 rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0);
938 }
f7953b2a 939
0baa0fd7
C		 940 return 0;
941}
26634c4b 942
0baa0fd7
C		 943static int rtl_op_sta_remove(struct ieee80211_hw *hw,
944 struct ieee80211_vif *vif,
945 struct ieee80211_sta *sta)
946{
947 struct rtl_priv *rtlpriv = rtl_priv(hw);
948 struct rtl_sta_info *sta_entry;
949 if (sta) {
950 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 951 "Remove sta addr is %pM\n", sta->addr);
f7953b2a 952 sta_entry = (struct rtl_sta_info *)sta->drv_priv;
0baa0fd7
C		 953 sta_entry->wireless_mode = 0;
954 sta_entry->ratr_index = 0;
26634c4b
LF		 955 spin_lock_bh(&rtlpriv->locks.entry_list_lock);
956 list_del(&sta_entry->list);
957 spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
0baa0fd7
C		 958 }
959 return 0;
960}
0c817338
LF		 961static int _rtl_get_hal_qnum(u16 queue)
962{
963 int qnum;
964
965 switch (queue) {
966 case 0:
967 qnum = AC3_VO;
968 break;
969 case 1:
970 qnum = AC2_VI;
971 break;
972 case 2:
973 qnum = AC0_BE;
974 break;
975 case 3:
976 qnum = AC1_BK;
977 break;
978 default:
979 qnum = AC0_BE;
980 break;
981 }
982 return qnum;
983}
984
985/*
26634c4b
LF		 986 *for mac80211 VO = 0, VI = 1, BE = 2, BK = 3
987 *for rtl819x BE = 0, BK = 1, VI = 2, VO = 3
0c817338 988 */
8a3a3c85 989static int rtl_op_conf_tx(struct ieee80211_hw *hw,
f7953b2a
LF		 990 struct ieee80211_vif *vif, u16 queue,
991 const struct ieee80211_tx_queue_params *param)
0c817338
LF		 992{
993 struct rtl_priv *rtlpriv = rtl_priv(hw);
994 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
995 int aci;
996
997 if (queue >= AC_MAX) {
998 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
f30d7507 999 "queue number %d is incorrect!\n", queue);
0c817338
LF		 1000 return -EINVAL;
1001 }
1002
1003 aci = _rtl_get_hal_qnum(queue);
1004 mac->ac[aci].aifs = param->aifs;
17c9ac62
LF		 1005 mac->ac[aci].cw_min = cpu_to_le16(param->cw_min);
1006 mac->ac[aci].cw_max = cpu_to_le16(param->cw_max);
1007 mac->ac[aci].tx_op = cpu_to_le16(param->txop);
0c817338
LF		 1008 memcpy(&mac->edca_param[aci], param, sizeof(*param));
1009 rtlpriv->cfg->ops->set_qos(hw, aci);
1010 return 0;
1011}
1012
33511b15
TY		 1013static void send_beacon_frame(struct ieee80211_hw *hw,
1014 struct ieee80211_vif *vif)
1015{
1016 struct rtl_priv *rtlpriv = rtl_priv(hw);
1017 struct sk_buff *skb = ieee80211_beacon_get(hw, vif);
1018
1019 if (skb)
1020 rtlpriv->intf_ops->adapter_tx(hw, NULL, skb, NULL);
1021}
1022
0c817338 1023static void rtl_op_bss_info_changed(struct ieee80211_hw *hw,
f7953b2a
LF		 1024 struct ieee80211_vif *vif,
1025 struct ieee80211_bss_conf *bss_conf,
1026 u32 changed)
0c817338
LF		 1027{
1028 struct rtl_priv *rtlpriv = rtl_priv(hw);
0baa0fd7 1029 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
0c817338
LF		 1030 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1031 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
1032
8a09d6d8 1033 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1034 if ((vif->type == NL80211_IFTYPE_ADHOC) ||
1035 (vif->type == NL80211_IFTYPE_AP) ||
1036 (vif->type == NL80211_IFTYPE_MESH_POINT)) {
0c817338
LF		 1037 if ((changed & BSS_CHANGED_BEACON) ||
1038 (changed & BSS_CHANGED_BEACON_ENABLED &&
1039 bss_conf->enable_beacon)) {
0c817338
LF		 1040 if (mac->beacon_enabled == 0) {
1041 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1042 "BSS_CHANGED_BEACON_ENABLED\n");
0c817338
LF		 1043
1044 /*start hw beacon interrupt. */
1045 /*rtlpriv->cfg->ops->set_bcn_reg(hw); */
1046 mac->beacon_enabled = 1;
1047 rtlpriv->cfg->ops->update_interrupt_mask(hw,
1048 rtlpriv->cfg->maps
f7953b2a 1049 [RTL_IBSS_INT_MASKS], 0);
0baa0fd7
C		 1050
1051 if (rtlpriv->cfg->ops->linked_set_reg)
1052 rtlpriv->cfg->ops->linked_set_reg(hw);
33511b15 1053 send_beacon_frame(hw, vif);
0c817338 1054 }
0baa0fd7
C		 1055 }
1056 if ((changed & BSS_CHANGED_BEACON_ENABLED &&
f7953b2a 1057 !bss_conf->enable_beacon)) {
0c817338
LF		 1058 if (mac->beacon_enabled == 1) {
1059 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1060 "ADHOC DISABLE BEACON\n");
0c817338
LF		 1061
1062 mac->beacon_enabled = 0;
1063 rtlpriv->cfg->ops->update_interrupt_mask(hw, 0,
1064 rtlpriv->cfg->maps
1065 [RTL_IBSS_INT_MASKS]);
1066 }
1067 }
0c817338
LF		 1068 if (changed & BSS_CHANGED_BEACON_INT) {
1069 RT_TRACE(rtlpriv, COMP_BEACON, DBG_TRACE,
f30d7507 1070 "BSS_CHANGED_BEACON_INT\n");
0c817338
LF		 1071 mac->beacon_interval = bss_conf->beacon_int;
1072 rtlpriv->cfg->ops->set_bcn_intv(hw);
1073 }
1074 }
1075
1076 /*TODO: reference to enum ieee80211_bss_change */
1077 if (changed & BSS_CHANGED_ASSOC) {
f7953b2a 1078 u8 mstatus;
0c817338 1079 if (bss_conf->assoc) {
26634c4b 1080 struct ieee80211_sta *sta = NULL;
f7953b2a
LF		 1081 u8 keep_alive = 10;
1082
1083 mstatus = RT_MEDIA_CONNECT;
0baa0fd7
C		 1084 /* we should reset all sec info & cam
1085 * before set cam after linked, we should not
1086 * reset in disassoc, that will cause tkip->wep
1087 * fail because some flag will be wrong */
1088 /* reset sec info */
1089 rtl_cam_reset_sec_info(hw);
1090 /* reset cam to fix wep fail issue
1091 * when change from wpa to wep */
1092 rtl_cam_reset_all_entry(hw);
1093
0c817338
LF		 1094 mac->link_state = MAC80211_LINKED;
1095 mac->cnt_after_linked = 0;
1096 mac->assoc_id = bss_conf->aid;
d458cdf7 1097 memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN);
0c817338 1098
0baa0fd7
C		 1099 if (rtlpriv->cfg->ops->linked_set_reg)
1100 rtlpriv->cfg->ops->linked_set_reg(hw);
f7953b2a 1101
26634c4b
LF		 1102 rcu_read_lock();
1103 sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid);
2cddad3c 1104 if (!sta) {
2cddad3c
LF		 1105 rcu_read_unlock();
1106 goto out;
1107 }
26634c4b
LF		 1108 RT_TRACE(rtlpriv, COMP_EASY_CONCURRENT, DBG_LOUD,
1109 "send PS STATIC frame\n");
1110 if (rtlpriv->dm.supp_phymode_switch) {
1111 if (sta->ht_cap.ht_supported)
1112 rtl_send_smps_action(hw, sta,
f7953b2a 1113 IEEE80211_SMPS_STATIC);
26634c4b 1114 }
f7953b2a
LF		 1115
1116 if (rtlhal->current_bandtype == BAND_ON_5G) {
1117 mac->mode = WIRELESS_MODE_A;
1118 } else {
1119 if (sta->supp_rates[0] <= 0xf)
1120 mac->mode = WIRELESS_MODE_B;
1121 else
1122 mac->mode = WIRELESS_MODE_G;
1123 }
1124
1125 if (sta->ht_cap.ht_supported) {
1126 if (rtlhal->current_bandtype == BAND_ON_2_4G)
1127 mac->mode = WIRELESS_MODE_N_24G;
1128 else
1129 mac->mode = WIRELESS_MODE_N_5G;
1130 }
1131
1132 if (sta->vht_cap.vht_supported) {
1133 if (rtlhal->current_bandtype == BAND_ON_5G)
1134 mac->mode = WIRELESS_MODE_AC_5G;
1135 else
1136 mac->mode = WIRELESS_MODE_AC_24G;
1137 }
1138
1139 if (vif->type == NL80211_IFTYPE_STATION && sta)
1140 rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0);
26634c4b
LF		 1141 rcu_read_unlock();
1142
f7953b2a
LF		 1143 /* to avoid AP Disassociation caused by inactivity */
1144 rtlpriv->cfg->ops->set_hw_reg(hw,
1145 HW_VAR_KEEP_ALIVE,
1146 (u8 *)(&keep_alive));
1147
0c817338 1148 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1149 "BSS_CHANGED_ASSOC\n");
0c817338 1150 } else {
f7953b2a
LF		 1151 mstatus = RT_MEDIA_DISCONNECT;
1152
a269913c
LF		 1153 if (mac->link_state == MAC80211_LINKED) {
1154 rtlpriv->enter_ps = false;
1155 schedule_work(&rtlpriv->works.lps_change_work);
1156 }
26634c4b
LF		 1157 if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE)
1158 rtl_p2p_ps_cmd(hw, P2P_PS_DISABLE);
0c817338 1159 mac->link_state = MAC80211_NOLINK;
93803b33 1160 eth_zero_addr(mac->bssid);
0baa0fd7 1161 mac->vendor = PEER_UNKNOWN;
f7953b2a 1162 mac->mode = 0;
0c817338 1163
26634c4b
LF		 1164 if (rtlpriv->dm.supp_phymode_switch) {
1165 if (rtlpriv->cfg->ops->chk_switch_dmdp)
1166 rtlpriv->cfg->ops->chk_switch_dmdp(hw);
1167 }
0c817338 1168 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
f30d7507 1169 "BSS_CHANGED_UN_ASSOC\n");
0c817338 1170 }
f7953b2a
LF		 1171 rtlpriv->cfg->ops->set_network_type(hw, vif->type);
1172 /* For FW LPS:
1173 * To tell firmware we have connected or disconnected
1174 */
1175 rtlpriv->cfg->ops->set_hw_reg(hw,
1176 HW_VAR_H2C_FW_JOINBSSRPT,
1177 (u8 *)(&mstatus));
1178 ppsc->report_linked = (mstatus == RT_MEDIA_CONNECT) ?
1179 true : false;
1180
1181 if (rtlpriv->cfg->ops->get_btc_status())
1182 rtlpriv->btcoexist.btc_ops->btc_mediastatus_notify(
1183 rtlpriv, mstatus);
0c817338
LF		 1184 }
1185
1186 if (changed & BSS_CHANGED_ERP_CTS_PROT) {
1187 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1188 "BSS_CHANGED_ERP_CTS_PROT\n");
0c817338
LF		 1189 mac->use_cts_protect = bss_conf->use_cts_prot;
1190 }
1191
1192 if (changed & BSS_CHANGED_ERP_PREAMBLE) {
1193 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
f30d7507 1194 "BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n",
f7953b2a 1195 bss_conf->use_short_preamble);
0c817338
LF		 1196
1197 mac->short_preamble = bss_conf->use_short_preamble;
1198 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ACK_PREAMBLE,
f7953b2a 1199 (u8 *)(&mac->short_preamble));
0c817338
LF		 1200 }
1201
1202 if (changed & BSS_CHANGED_ERP_SLOT) {
1203 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1204 "BSS_CHANGED_ERP_SLOT\n");
0c817338
LF		 1205
1206 if (bss_conf->use_short_slot)
1207 mac->slot_time = RTL_SLOT_TIME_9;
1208 else
1209 mac->slot_time = RTL_SLOT_TIME_20;
1210
1211 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SLOT_TIME,
f7953b2a 1212 (u8 *)(&mac->slot_time));
0c817338
LF		 1213 }
1214
1215 if (changed & BSS_CHANGED_HT) {
f7953b2a
LF		 1216 struct ieee80211_sta *sta = NULL;
1217
1218 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
1219 "BSS_CHANGED_HT\n");
1220
701c2be0 1221 rcu_read_lock();
f7953b2a 1222 sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid);
0c817338
LF		 1223 if (sta) {
1224 if (sta->ht_cap.ampdu_density >
1225 mac->current_ampdu_density)
1226 mac->current_ampdu_density =
1227 sta->ht_cap.ampdu_density;
1228 if (sta->ht_cap.ampdu_factor <
1229 mac->current_ampdu_factor)
1230 mac->current_ampdu_factor =
1231 sta->ht_cap.ampdu_factor;
1232 }
701c2be0 1233 rcu_read_unlock();
0c817338
LF		 1234
1235 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SHORTGI_DENSITY,
f7953b2a 1236 (u8 *)(&mac->max_mss_density));
0c817338
LF		 1237 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_FACTOR,
1238 &mac->current_ampdu_factor);
1239 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_MIN_SPACE,
1240 &mac->current_ampdu_density);
1241 }
1242
1243 if (changed & BSS_CHANGED_BSSID) {
0c817338 1244 u32 basic_rates;
f7953b2a 1245 struct ieee80211_sta *sta = NULL;
0c817338
LF		 1246
1247 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BSSID,
f7953b2a 1248 (u8 *)bss_conf->bssid);
0c817338 1249
f7953b2a
LF		 1250 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG,
1251 "bssid: %pM\n", bss_conf->bssid);
0c817338 1252
0baa0fd7 1253 mac->vendor = PEER_UNKNOWN;
d458cdf7 1254 memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN);
0c817338 1255
701c2be0 1256 rcu_read_lock();
f7953b2a 1257 sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid);
0baa0fd7
C		 1258 if (!sta) {
1259 rcu_read_unlock();
1260 goto out;
1261 }
0c817338 1262
0baa0fd7
C		 1263 if (rtlhal->current_bandtype == BAND_ON_5G) {
1264 mac->mode = WIRELESS_MODE_A;
1265 } else {
1266 if (sta->supp_rates[0] <= 0xf)
1267 mac->mode = WIRELESS_MODE_B;
1268 else
1269 mac->mode = WIRELESS_MODE_G;
1270 }
1271
1272 if (sta->ht_cap.ht_supported) {
1273 if (rtlhal->current_bandtype == BAND_ON_2_4G)
0c817338 1274 mac->mode = WIRELESS_MODE_N_24G;
0baa0fd7
C		 1275 else
1276 mac->mode = WIRELESS_MODE_N_5G;
1277 }
0c817338 1278
f7953b2a
LF		 1279 if (sta->vht_cap.vht_supported) {
1280 if (rtlhal->current_bandtype == BAND_ON_5G)
1281 mac->mode = WIRELESS_MODE_AC_5G;
1282 else
1283 mac->mode = WIRELESS_MODE_AC_24G;
1284 }
1285
0baa0fd7
C		 1286 /* just station need it, because ibss & ap mode will
1287 * set in sta_add, and will be NULL here */
f7953b2a 1288 if (vif->type == NL80211_IFTYPE_STATION) {
0baa0fd7 1289 struct rtl_sta_info *sta_entry;
f7953b2a 1290 sta_entry = (struct rtl_sta_info *)sta->drv_priv;
0baa0fd7
C		 1291 sta_entry->wireless_mode = mac->mode;
1292 }
1293
1294 if (sta->ht_cap.ht_supported) {
1295 mac->ht_enable = true;
1296
1297 /*
1298 * for cisco 1252 bw20 it's wrong
1299 * if (ht_cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) {
1300 * mac->bw_40 = true;
1301 * }
1302 * */
0c817338
LF		 1303 }
1304
f7953b2a
LF		 1305 if (sta->vht_cap.vht_supported)
1306 mac->vht_enable = true;
1307
0c817338 1308 if (changed & BSS_CHANGED_BASIC_RATES) {
26634c4b 1309 /* for 5G must << RATE_6M_INDEX = 4,
0baa0fd7
C		 1310 * because 5G have no cck rate*/
1311 if (rtlhal->current_bandtype == BAND_ON_5G)
1312 basic_rates = sta->supp_rates[1] << 4;
0c817338 1313 else
0baa0fd7 1314 basic_rates = sta->supp_rates[0];
0c817338
LF		 1315
1316 mac->basic_rates = basic_rates;
1317 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE,
2cddad3c 1318 (u8 *)(&basic_rates));
0c817338 1319 }
0baa0fd7 1320 rcu_read_unlock();
0c817338 1321 }
0c817338 1322out:
8a09d6d8 1323 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1324}
1325
37a41b4a 1326static u64 rtl_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
0c817338
LF		 1327{
1328 struct rtl_priv *rtlpriv = rtl_priv(hw);
1329 u64 tsf;
1330
f7953b2a 1331 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *)(&tsf));
0c817338
LF		 1332 return tsf;
1333}
1334
f7953b2a
LF		 1335static void rtl_op_set_tsf(struct ieee80211_hw *hw,
1336 struct ieee80211_vif *vif, u64 tsf)
0c817338
LF		 1337{
1338 struct rtl_priv *rtlpriv = rtl_priv(hw);
1339 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
6eab04a8 1340 u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
0c817338
LF		 1341
1342 mac->tsf = tsf;
f7953b2a 1343 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *)(&bibss));
0c817338
LF		 1344}
1345
f7953b2a 1346static void rtl_op_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
0c817338
LF		 1347{
1348 struct rtl_priv *rtlpriv = rtl_priv(hw);
1349 u8 tmp = 0;
1350
f7953b2a 1351 rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DUAL_TSF_RST, (u8 *)(&tmp));
0c817338
LF		 1352}
1353
1354static void rtl_op_sta_notify(struct ieee80211_hw *hw,
1355 struct ieee80211_vif *vif,
1356 enum sta_notify_cmd cmd,
1357 struct ieee80211_sta *sta)
1358{
1359 switch (cmd) {
1360 case STA_NOTIFY_SLEEP:
1361 break;
1362 case STA_NOTIFY_AWAKE:
1363 break;
1364 default:
1365 break;
1366 }
1367}
1368
1369static int rtl_op_ampdu_action(struct ieee80211_hw *hw,
1370 struct ieee80211_vif *vif,
1371 enum ieee80211_ampdu_mlme_action action,
0b01f030
JB		 1372 struct ieee80211_sta *sta, u16 tid, u16 *ssn,
1373 u8 buf_size)
0c817338
LF		 1374{
1375 struct rtl_priv *rtlpriv = rtl_priv(hw);
1376
1377 switch (action) {
1378 case IEEE80211_AMPDU_TX_START:
1379 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1380 "IEEE80211_AMPDU_TX_START: TID:%d\n", tid);
f7953b2a 1381 return rtl_tx_agg_start(hw, vif, sta, tid, ssn);
18b559d5
JB		 1382 case IEEE80211_AMPDU_TX_STOP_CONT:
1383 case IEEE80211_AMPDU_TX_STOP_FLUSH:
1384 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
0c817338 1385 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1386 "IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid);
f7953b2a 1387 return rtl_tx_agg_stop(hw, vif, sta, tid);
0c817338
LF		 1388 case IEEE80211_AMPDU_TX_OPERATIONAL:
1389 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1390 "IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid);
0baa0fd7 1391 rtl_tx_agg_oper(hw, sta, tid);
0c817338
LF		 1392 break;
1393 case IEEE80211_AMPDU_RX_START:
1394 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1395 "IEEE80211_AMPDU_RX_START:TID:%d\n", tid);
26634c4b 1396 return rtl_rx_agg_start(hw, sta, tid);
0c817338
LF		 1397 case IEEE80211_AMPDU_RX_STOP:
1398 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE,
f30d7507 1399 "IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid);
26634c4b 1400 return rtl_rx_agg_stop(hw, sta, tid);
0c817338
LF		 1401 default:
1402 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
f30d7507 1403 "IEEE80211_AMPDU_ERR!!!!:\n");
0c817338
LF		 1404 return -EOPNOTSUPP;
1405 }
1406 return 0;
1407}
1408
a344d677
JB		 1409static void rtl_op_sw_scan_start(struct ieee80211_hw *hw,
1410 struct ieee80211_vif *vif,
1411 const u8 *mac_addr)
0c817338
LF		 1412{
1413 struct rtl_priv *rtlpriv = rtl_priv(hw);
1414 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1415
f30d7507 1416 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n");
26634c4b
LF		 1417 mac->act_scanning = true;
1418 if (rtlpriv->link_info.higher_busytraffic) {
1419 mac->skip_scan = true;
1420 return;
1421 }
0c817338 1422
f7953b2a
LF		 1423 if (rtlpriv->cfg->ops->get_btc_status())
1424 rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 1);
1425
26634c4b
LF		 1426 if (rtlpriv->dm.supp_phymode_switch) {
1427 if (rtlpriv->cfg->ops->chk_switch_dmdp)
1428 rtlpriv->cfg->ops->chk_switch_dmdp(hw);
1429 }
f7953b2a 1430
0c817338 1431 if (mac->link_state == MAC80211_LINKED) {
a269913c
LF		 1432 rtlpriv->enter_ps = false;
1433 schedule_work(&rtlpriv->works.lps_change_work);
0c817338 1434 mac->link_state = MAC80211_LINKED_SCANNING;
0baa0fd7 1435 } else {
0c817338 1436 rtl_ips_nic_on(hw);
0baa0fd7
C		 1437 }
1438
f7953b2a 1439 /* Dul mac */
0baa0fd7 1440 rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false;
0c817338
LF		 1441
1442 rtlpriv->cfg->ops->led_control(hw, LED_CTL_SITE_SURVEY);
f7953b2a 1443 rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_BACKUP_BAND0);
0c817338
LF		 1444}
1445
a344d677
JB		 1446static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw,
1447 struct ieee80211_vif *vif)
0c817338
LF		 1448{
1449 struct rtl_priv *rtlpriv = rtl_priv(hw);
1450 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1451
f30d7507 1452 RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n");
0c817338 1453 mac->act_scanning = false;
26634c4b
LF		 1454 mac->skip_scan = false;
1455 if (rtlpriv->link_info.higher_busytraffic)
1456 return;
1457
f7953b2a 1458 /* p2p will use 1/6/11 to scan */
26634c4b
LF		 1459 if (mac->n_channels == 3)
1460 mac->p2p_in_use = true;
1461 else
1462 mac->p2p_in_use = false;
1463 mac->n_channels = 0;
f7953b2a 1464 /* Dul mac */
0baa0fd7
C		 1465 rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false;
1466
0c817338
LF		 1467 if (mac->link_state == MAC80211_LINKED_SCANNING) {
1468 mac->link_state = MAC80211_LINKED;
0baa0fd7
C		 1469 if (mac->opmode == NL80211_IFTYPE_STATION) {
1470 /* fix fwlps issue */
1471 rtlpriv->cfg->ops->set_network_type(hw, mac->opmode);
1472 }
0c817338
LF		 1473 }
1474
0baa0fd7 1475 rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_RESTORE);
f7953b2a
LF		 1476 if (rtlpriv->cfg->ops->get_btc_status())
1477 rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 0);
0c817338
LF		 1478}
1479
1480static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
1481 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
1482 struct ieee80211_key_conf *key)
1483{
1484 struct rtl_priv *rtlpriv = rtl_priv(hw);
0c817338
LF		 1485 u8 key_type = NO_ENCRYPTION;
1486 u8 key_idx;
1487 bool group_key = false;
1488 bool wep_only = false;
1489 int err = 0;
1490 u8 mac_addr[ETH_ALEN];
1491 u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
0c817338
LF		 1492
1493 if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) {
1494 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
f30d7507 1495 "not open hw encryption\n");
0c817338
LF		 1496 return -ENOSPC; /*User disabled HW-crypto */
1497 }
26634c4b
LF		 1498 /* To support IBSS, use sw-crypto for GTK */
1499 if (((vif->type == NL80211_IFTYPE_ADHOC) ||
f7953b2a
LF		 1500 (vif->type == NL80211_IFTYPE_MESH_POINT)) &&
1501 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
26634c4b 1502 return -ENOSPC;
0c817338 1503 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1504 "%s hardware based encryption for keyidx: %d, mac: %pM\n",
f7953b2a
LF		 1505 cmd == SET_KEY ? "Using" : "Disabling", key->keyidx,
1506 sta ? sta->addr : bcast_addr);
0c817338
LF		 1507 rtlpriv->sec.being_setkey = true;
1508 rtl_ips_nic_on(hw);
8a09d6d8 1509 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338 1510 /* <1> get encryption alg */
0baa0fd7 1511
0c817338
LF		 1512 switch (key->cipher) {
1513 case WLAN_CIPHER_SUITE_WEP40:
1514 key_type = WEP40_ENCRYPTION;
f30d7507 1515 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n");
0c817338
LF		 1516 break;
1517 case WLAN_CIPHER_SUITE_WEP104:
f30d7507 1518 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP104\n");
0c817338 1519 key_type = WEP104_ENCRYPTION;
0c817338
LF		 1520 break;
1521 case WLAN_CIPHER_SUITE_TKIP:
1522 key_type = TKIP_ENCRYPTION;
f30d7507 1523 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n");
0c817338
LF		 1524 break;
1525 case WLAN_CIPHER_SUITE_CCMP:
1526 key_type = AESCCMP_ENCRYPTION;
f30d7507 1527 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CCMP\n");
0c817338 1528 break;
26634c4b 1529 case WLAN_CIPHER_SUITE_AES_CMAC:
f7953b2a
LF		 1530 /* HW don't support CMAC encryption,
1531 * use software CMAC encryption
1532 */
26634c4b
LF		 1533 key_type = AESCMAC_ENCRYPTION;
1534 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n");
1535 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f7953b2a 1536 "HW don't support CMAC encrypiton, use software CMAC encrypiton\n");
26634c4b
LF		 1537 err = -EOPNOTSUPP;
1538 goto out_unlock;
0c817338 1539 default:
f7953b2a
LF		 1540 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
1541 "alg_err:%x!!!!:\n", key->cipher);
0c817338
LF		 1542 goto out_unlock;
1543 }
0baa0fd7 1544 if (key_type == WEP40_ENCRYPTION ||
f7953b2a
LF		 1545 key_type == WEP104_ENCRYPTION ||
1546 vif->type == NL80211_IFTYPE_ADHOC)
0baa0fd7
C		 1547 rtlpriv->sec.use_defaultkey = true;
1548
0c817338
LF		 1549 /* <2> get key_idx */
1550 key_idx = (u8) (key->keyidx);
1551 if (key_idx > 3)
1552 goto out_unlock;
1553 /* <3> if pairwise key enable_hw_sec */
1554 group_key = !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE);
0baa0fd7
C		 1555
1556 /* wep always be group key, but there are two conditions:
1557 * 1) wep only: is just for wep enc, in this condition
1558 * rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION
1559 * will be true & enable_hw_sec will be set when wep
f7953b2a 1560 * ke setting.
0baa0fd7
C		 1561 * 2) wep(group) + AES(pairwise): some AP like cisco
1562 * may use it, in this condition enable_hw_sec will not
1563 * be set when wep key setting */
1564 /* we must reset sec_info after lingked before set key,
1565 * or some flag will be wrong*/
26634c4b 1566 if (vif->type == NL80211_IFTYPE_AP ||
f7953b2a 1567 vif->type == NL80211_IFTYPE_MESH_POINT) {
0baa0fd7
C		 1568 if (!group_key || key_type == WEP40_ENCRYPTION ||
1569 key_type == WEP104_ENCRYPTION) {
1570 if (group_key)
1571 wep_only = true;
1572 rtlpriv->cfg->ops->enable_hw_sec(hw);
1573 }
1574 } else {
f7953b2a
LF		 1575 if ((!group_key) || (vif->type == NL80211_IFTYPE_ADHOC) ||
1576 rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION) {
0baa0fd7
C		 1577 if (rtlpriv->sec.pairwise_enc_algorithm ==
1578 NO_ENCRYPTION &&
f7953b2a 1579 (key_type == WEP40_ENCRYPTION ||
0baa0fd7
C		 1580 key_type == WEP104_ENCRYPTION))
1581 wep_only = true;
1582 rtlpriv->sec.pairwise_enc_algorithm = key_type;
1583 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507
JP		 1584 "set enable_hw_sec, key_type:%x(OPEN:0 WEP40:1 TKIP:2 AES:4 WEP104:5)\n",
1585 key_type);
0baa0fd7
C		 1586 rtlpriv->cfg->ops->enable_hw_sec(hw);
1587 }
0c817338
LF		 1588 }
1589 /* <4> set key based on cmd */
1590 switch (cmd) {
1591 case SET_KEY:
1592 if (wep_only) {
1593 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1594 "set WEP(group/pairwise) key\n");
0c817338
LF		 1595 /* Pairwise key with an assigned MAC address. */
1596 rtlpriv->sec.pairwise_enc_algorithm = key_type;
1597 rtlpriv->sec.group_enc_algorithm = key_type;
1598 /*set local buf about wep key. */
1599 memcpy(rtlpriv->sec.key_buf[key_idx],
1600 key->key, key->keylen);
1601 rtlpriv->sec.key_len[key_idx] = key->keylen;
ccd95369 1602 eth_zero_addr(mac_addr);
0c817338
LF		 1603 } else if (group_key) { /* group key */
1604 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1605 "set group key\n");
0c817338
LF		 1606 /* group key */
1607 rtlpriv->sec.group_enc_algorithm = key_type;
1608 /*set local buf about group key. */
1609 memcpy(rtlpriv->sec.key_buf[key_idx],
1610 key->key, key->keylen);
1611 rtlpriv->sec.key_len[key_idx] = key->keylen;
1612 memcpy(mac_addr, bcast_addr, ETH_ALEN);
1613 } else { /* pairwise key */
1614 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1615 "set pairwise key\n");
0c817338 1616 if (!sta) {
9d833ed7
JP		 1617 RT_ASSERT(false,
1618 "pairwise key without mac_addr\n");
0baa0fd7 1619
0c817338
LF		 1620 err = -EOPNOTSUPP;
1621 goto out_unlock;
1622 }
1623 /* Pairwise key with an assigned MAC address. */
1624 rtlpriv->sec.pairwise_enc_algorithm = key_type;
1625 /*set local buf about pairwise key. */
1626 memcpy(rtlpriv->sec.key_buf[PAIRWISE_KEYIDX],
1627 key->key, key->keylen);
1628 rtlpriv->sec.key_len[PAIRWISE_KEYIDX] = key->keylen;
1629 rtlpriv->sec.pairwise_key =
1630 rtlpriv->sec.key_buf[PAIRWISE_KEYIDX];
1631 memcpy(mac_addr, sta->addr, ETH_ALEN);
1632 }
1633 rtlpriv->cfg->ops->set_key(hw, key_idx, mac_addr,
1634 group_key, key_type, wep_only,
1635 false);
1636 /* <5> tell mac80211 do something: */
1637 /*must use sw generate IV, or can not work !!!!. */
1638 key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
1639 key->hw_key_idx = key_idx;
1640 if (key_type == TKIP_ENCRYPTION)
1641 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
26634c4b
LF		 1642 /*use software CCMP encryption for management frames (MFP) */
1643 if (key_type == AESCCMP_ENCRYPTION)
1644 key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX;
0c817338
LF		 1645 break;
1646 case DISABLE_KEY:
1647 RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
f30d7507 1648 "disable key delete one entry\n");
0c817338 1649 /*set local buf about wep key. */
26634c4b 1650 if (vif->type == NL80211_IFTYPE_AP ||
f7953b2a 1651 vif->type == NL80211_IFTYPE_MESH_POINT) {
0baa0fd7
C		 1652 if (sta)
1653 rtl_cam_del_entry(hw, sta->addr);
1654 }
0c817338
LF		 1655 memset(rtlpriv->sec.key_buf[key_idx], 0, key->keylen);
1656 rtlpriv->sec.key_len[key_idx] = 0;
ccd95369 1657 eth_zero_addr(mac_addr);
0c817338
LF		 1658 /*
1659 *mac80211 will delete entrys one by one,
1660 *so don't use rtl_cam_reset_all_entry
1661 *or clear all entry here.
1662 */
1663 rtl_cam_delete_one_entry(hw, mac_addr, key_idx);
1664 break;
1665 default:
1666 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
f7953b2a 1667 "cmd_err:%x!!!!:\n", cmd);
0c817338
LF		 1668 }
1669out_unlock:
8a09d6d8 1670 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1671 rtlpriv->sec.being_setkey = false;
1672 return err;
1673}
1674
1675static void rtl_op_rfkill_poll(struct ieee80211_hw *hw)
1676{
1677 struct rtl_priv *rtlpriv = rtl_priv(hw);
1678
1679 bool radio_state;
1680 bool blocked;
1681 u8 valid = 0;
1682
1683 if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
1684 return;
1685
8a09d6d8 1686 mutex_lock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1687
1688 /*if Radio On return true here */
1689 radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid);
1690
1691 if (valid) {
1692 if (unlikely(radio_state != rtlpriv->rfkill.rfkill_state)) {
1693 rtlpriv->rfkill.rfkill_state = radio_state;
1694
1695 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
f30d7507 1696 "wireless radio switch turned %s\n",
f7953b2a 1697 radio_state ? "on" : "off");
0c817338
LF		 1698
1699 blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1;
1700 wiphy_rfkill_set_hw_state(hw->wiphy, blocked);
1701 }
1702 }
1703
8a09d6d8 1704 mutex_unlock(&rtlpriv->locks.conf_mutex);
0c817338
LF		 1705}
1706
0baa0fd7 1707/* this function is called by mac80211 to flush tx buffer
f7953b2a 1708 * before switch channle or power save, or tx buffer packet
0baa0fd7
C		 1709 * maybe send after offchannel or rf sleep, this may cause
1710 * dis-association by AP */
f7953b2a
LF		 1711static void rtl_op_flush(struct ieee80211_hw *hw,
1712 struct ieee80211_vif *vif,
1713 u32 queues,
1714 bool drop)
0baa0fd7
C		 1715{
1716 struct rtl_priv *rtlpriv = rtl_priv(hw);
1717
1718 if (rtlpriv->intf_ops->flush)
38506ece 1719 rtlpriv->intf_ops->flush(hw, queues, drop);
0baa0fd7
C		 1720}
1721
34ed780a
LF		 1722/* Description:
1723 * This routine deals with the Power Configuration CMD
1724 * parsing for RTL8723/RTL8188E Series IC.
1725 * Assumption:
1726 * We should follow specific format that was released from HW SD.
1727 */
1728bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version,
1729 u8 faversion, u8 interface_type,
1730 struct wlan_pwr_cfg pwrcfgcmd[])
1731{
1732 struct wlan_pwr_cfg cfg_cmd = {0};
1733 bool polling_bit = false;
1734 u32 ary_idx = 0;
1735 u8 value = 0;
1736 u32 offset = 0;
1737 u32 polling_count = 0;
1738 u32 max_polling_cnt = 5000;
1739
1740 do {
1741 cfg_cmd = pwrcfgcmd[ary_idx];
1742 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1743 "rtl_hal_pwrseqcmdparsing(): offset(%#x),cut_msk(%#x), famsk(%#x), interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n",
1744 GET_PWR_CFG_OFFSET(cfg_cmd),
1745 GET_PWR_CFG_CUT_MASK(cfg_cmd),
1746 GET_PWR_CFG_FAB_MASK(cfg_cmd),
1747 GET_PWR_CFG_INTF_MASK(cfg_cmd),
1748 GET_PWR_CFG_BASE(cfg_cmd), GET_PWR_CFG_CMD(cfg_cmd),
1749 GET_PWR_CFG_MASK(cfg_cmd), GET_PWR_CFG_VALUE(cfg_cmd));
1750
1751 if ((GET_PWR_CFG_FAB_MASK(cfg_cmd)&faversion) &&
1752 (GET_PWR_CFG_CUT_MASK(cfg_cmd)&cut_version) &&
1753 (GET_PWR_CFG_INTF_MASK(cfg_cmd)&interface_type)) {
1754 switch (GET_PWR_CFG_CMD(cfg_cmd)) {
1755 case PWR_CMD_READ:
1756 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1757 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n");
1758 break;
1759 case PWR_CMD_WRITE:
1760 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1761 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_WRITE\n");
1762 offset = GET_PWR_CFG_OFFSET(cfg_cmd);
1763
1764 /*Read the value from system register*/
1765 value = rtl_read_byte(rtlpriv, offset);
1766 value &= (~(GET_PWR_CFG_MASK(cfg_cmd)));
1767 value |= (GET_PWR_CFG_VALUE(cfg_cmd) &
1768 GET_PWR_CFG_MASK(cfg_cmd));
1769
1770 /*Write the value back to sytem register*/
1771 rtl_write_byte(rtlpriv, offset, value);
1772 break;
1773 case PWR_CMD_POLLING:
1774 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1775 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n");
1776 polling_bit = false;
1777 offset = GET_PWR_CFG_OFFSET(cfg_cmd);
1778
1779 do {
1780 value = rtl_read_byte(rtlpriv, offset);
1781
1782 value &= GET_PWR_CFG_MASK(cfg_cmd);
1783 if (value ==
1784 (GET_PWR_CFG_VALUE(cfg_cmd) &
1785 GET_PWR_CFG_MASK(cfg_cmd)))
1786 polling_bit = true;
1787 else
1788 udelay(10);
1789
1790 if (polling_count++ > max_polling_cnt)
1791 return false;
1792 } while (!polling_bit);
1793 break;
1794 case PWR_CMD_DELAY:
1795 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1796 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n");
1797 if (GET_PWR_CFG_VALUE(cfg_cmd) ==
1798 PWRSEQ_DELAY_US)
1799 udelay(GET_PWR_CFG_OFFSET(cfg_cmd));
1800 else
1801 mdelay(GET_PWR_CFG_OFFSET(cfg_cmd));
1802 break;
1803 case PWR_CMD_END:
1804 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
1805 "rtl_hal_pwrseqcmdparsing(): PWR_CMD_END\n");
1806 return true;
1807 default:
1808 RT_ASSERT(false,
1809 "rtl_hal_pwrseqcmdparsing(): Unknown CMD!!\n");
1810 break;
1811 }
1812 }
1813 ary_idx++;
1814 } while (1);
1815
1816 return true;
1817}
1818EXPORT_SYMBOL(rtl_hal_pwrseqcmdparsing);
557f9331
LF		 1819
1820bool rtl_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb)
1821{
1822 struct rtl_priv *rtlpriv = rtl_priv(hw);
1823 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
1824 struct rtl8192_tx_ring *ring;
1825 struct rtl_tx_desc *pdesc;
1826 unsigned long flags;
1827 struct sk_buff *pskb = NULL;
1828
1829 ring = &rtlpci->tx_ring[BEACON_QUEUE];
1830
1831 spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
1832 pskb = __skb_dequeue(&ring->queue);
1833 if (pskb)
1834 kfree_skb(pskb);
1835
1836 /*this is wrong, fill_tx_cmddesc needs update*/
1837 pdesc = &ring->desc[0];
1838
1839 rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, 1, 1, skb);
1840
1841 __skb_queue_tail(&ring->queue, skb);
1842
1843 spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
1844
1845 rtlpriv->cfg->ops->tx_polling(hw, BEACON_QUEUE);
1846
1847 return true;
1848}
1849EXPORT_SYMBOL(rtl_cmd_send_packet);
0c817338
LF		 1850const struct ieee80211_ops rtl_ops = {
1851 .start = rtl_op_start,
1852 .stop = rtl_op_stop,
1853 .tx = rtl_op_tx,
1854 .add_interface = rtl_op_add_interface,
1855 .remove_interface = rtl_op_remove_interface,
26634c4b 1856 .change_interface = rtl_op_change_interface,
f7953b2a
LF		 1857#ifdef CONFIG_PM
1858 .suspend = rtl_op_suspend,
1859 .resume = rtl_op_resume,
1860#endif
0c817338
LF		 1861 .config = rtl_op_config,
1862 .configure_filter = rtl_op_configure_filter,
1863 .set_key = rtl_op_set_key,
1864 .conf_tx = rtl_op_conf_tx,
1865 .bss_info_changed = rtl_op_bss_info_changed,
1866 .get_tsf = rtl_op_get_tsf,
1867 .set_tsf = rtl_op_set_tsf,
1868 .reset_tsf = rtl_op_reset_tsf,
1869 .sta_notify = rtl_op_sta_notify,
1870 .ampdu_action = rtl_op_ampdu_action,
1871 .sw_scan_start = rtl_op_sw_scan_start,
1872 .sw_scan_complete = rtl_op_sw_scan_complete,
1873 .rfkill_poll = rtl_op_rfkill_poll,
f7953b2a
LF		 1874 .sta_add = rtl_op_sta_add,
1875 .sta_remove = rtl_op_sta_remove,
0baa0fd7 1876 .flush = rtl_op_flush,
0c817338 1877};
6f334c2b 1878EXPORT_SYMBOL_GPL(rtl_ops);
c0386f15
LF		 1879
1880bool rtl_btc_status_false(void)
1881{
1882 return false;
1883}
1884EXPORT_SYMBOL_GPL(rtl_btc_status_false);
6f8214b6
LF		 1885
1886void rtl_dm_diginit(struct ieee80211_hw *hw, u32 cur_igvalue)
1887{
1888 struct rtl_priv *rtlpriv = rtl_priv(hw);
1889 struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
1890
1891 dm_digtable->dig_enable_flag = true;
3424a00f 1892 dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
6f8214b6
LF		 1893 dm_digtable->cur_igvalue = cur_igvalue;
1894 dm_digtable->pre_igvalue = 0;
1895 dm_digtable->cur_sta_cstate = DIG_STA_DISCONNECT;
1896 dm_digtable->presta_cstate = DIG_STA_DISCONNECT;
1897 dm_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT;
1898 dm_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW;
1899 dm_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH;
1900 dm_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW;
1901 dm_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH;
1902 dm_digtable->rx_gain_max = DM_DIG_MAX;
1903 dm_digtable->rx_gain_min = DM_DIG_MIN;
1904 dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT;
1905 dm_digtable->back_range_max = DM_DIG_BACKOFF_MAX;
1906 dm_digtable->back_range_min = DM_DIG_BACKOFF_MIN;
1907 dm_digtable->pre_cck_cca_thres = 0xff;
1908 dm_digtable->cur_cck_cca_thres = 0x83;
1909 dm_digtable->forbidden_igi = DM_DIG_MIN;
1910 dm_digtable->large_fa_hit = 0;
1911 dm_digtable->recover_cnt = 0;
1912 dm_digtable->dig_min_0 = 0x25;
1913 dm_digtable->dig_min_1 = 0x25;
1914 dm_digtable->media_connect_0 = false;
1915 dm_digtable->media_connect_1 = false;
1916 rtlpriv->dm.dm_initialgain_enable = true;
1917 dm_digtable->bt30_cur_igi = 0x32;
3424a00f
LF		 1918 dm_digtable->pre_cck_pd_state = CCK_PD_STAGE_MAX;
1919 dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI;
6f8214b6
LF		 1920}
1921EXPORT_SYMBOL(rtl_dm_diginit);
Linux kernel - Deliverables
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